body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code, form, fieldset, legend, input, button, textarea, p, blockquote, th, td { 
	margin: 0; 
	padding: 0; 
} 
.clearfix:after{ 
    content:"."; 
    display:block; 
    height:0; 
    clear:both; 
    visibility:hidden; 
} 
 
* html .clearfix{ 
    height:1%; 
} 
body{
font-family:Tahoma, Verdana, STHeiTi, simsun, sans-serif;
}
